From f386fc75dff23164386c8185e21fb48f6ccfcb36 Mon Sep 17 00:00:00 2001
From: Siana Gearz <siana.sg@live.de>
Date: Mon, 31 Oct 2011 05:24:00 +0100
Subject: [PATCH] Did SELinux complain about THIS?

---
 indra/llplugin/llpluginsharedmemory.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/indra/llplugin/llpluginsharedmemory.cpp b/indra/llplugin/llpluginsharedmemory.cpp
index 883d7b634..56a6fe1c9 100644
--- a/indra/llplugin/llpluginsharedmemory.cpp
+++ b/indra/llplugin/llpluginsharedmemory.cpp
@@ -277,6 +277,14 @@ LLPluginSharedMemoryPlatformImpl::~LLPluginSharedMemoryPlatformImpl()
 
 bool LLPluginSharedMemory::map(void)
 {
+    llassert(mSize);
+    if (!mSize)
+    {
+        LL_DEBUGS("Plugin") << "Tried to mmap zero length" << LL_ENDL;
+        return false;
+    }
+    llassert(mImpl->mSharedMemoryFD != -1);
+    llassert(fcntl(mImpl->mSharedMemoryFD, F_GETFL) != -1);
 	mMappedAddress = ::mmap(NULL, mSize, PROT_READ | PROT_WRITE, MAP_SHARED, mImpl->mSharedMemoryFD, 0);
 	if(mMappedAddress == NULL)
 	{